|
PL344031A1
|
|
Method of purifying surface waters
|
|
PL344032A1
|
|
Method of storing purified surface water
|
|
PL342461A1
|
|
Method of removing volatile ammonia and hydrogen sulphide from indor air of livestock accommodating buildings
|
|
PL342410A1
|
|
Method of removing undersirable mineral and organic impurities from natural aggregate
|
|
PL342409A1
|
|
Apparatus for removing undersirable mineral and organic impurities from natural aggregate
|
|
PL330686A1
|
|
Method of thickening hydraulic filling in abandoned underground mine workings
|
|
PL330502A1
|
|
Method of stabilising actually existing or forecast landslides
|
|
PL328931A1
|
|
Method of regenerating rubber conveyor belts
|
|
PL326595A1
|
|
Method of reducing content of heavy metals in sedimentation slurries from municipal and industrial waste settling tanks
|
|
PL324127A1
|
|
Set of electric heating plates in particular for a portable vulcanising press used in jointing the comveyor belts
|
|
PL324126A1
|
|
Belt conveyor supporting roller
|
|
PL322912A1
|
|
Method of controlling magnetic induction in working nips of a roll-type magnetic electromagnetic separator
|
|
PL322837A1
|
|
Method of separating mineral raw materials by an electrostatic triboelectric process and electrostatic triboelectric separator therefor
|
|
PL320906A1
|
|
Method of covering metal surfaces, in particular those of conveyor belt pulleys, with rubber lining
|
|
PL320311A1
|
|
Method of reducing harmful effects of paraseismic vibrations resulting from shoting to objects exposed to such vibrations
|
|
PL319763A1
|
|
Method of and system for controlling operation of a train of belt conveyors
|
|
PL310567A1
|
|
Method of co-ordinating phase angle between three-phase induction motors coupled to a common shaft
|
|
PL309873A1
|
|
Apparatus for coating cylindrical surfaces with rubber especially circumferential surfaces of belt conveyor pulleys
|
|
PL307207A1
|
|
Method of and circuitry for starting asynchronous motors and controlling their rpm
|
|
PL290117A1
|
|
Belt conveyor supporting roller
|
